# How to mock block

**URL:** <https://www.ruby-forum.com/t/how-to-mock-block/174627>\
**Category:** Rails\
**Created:** [August 30, 2009, 8:54am UTC](https://www.ruby-forum.com/t/how-to-mock-block/174627 "2009-08-30T08:54:53Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![flyerhzm](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/f/d26b3c/32.png) [@flyerhzm](https://www.ruby-forum.com/u/flyerhzm)\
**Post date:** [August 30, 2009, 8:54am UTC](https://www.ruby-forum.com/t/how-to-mock-block/174627/1 "2009-08-30T08:54:53Z")

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I have written the following codes:

uri = URI.parse(page\_url)  
response = Net::HTTP.start(uri.host, uri.port) do |http|  
http.get(uri.request\_uri, headers)  
end

How can mock it with different uri.request\_uri and returns different  
response?

Thanks in advance,  
Richard